Operation Juno was a German sortie into the Norwegian Sea during the Norwegian Campaign, with the goal of helping the German Army to drive the Allied out of northern Norway and to recapture Narvik. The most notable engagement of the operation was the German battleships Scharnhorst and Gneisenau sinking the British aircraft carrier HMS Glorious and its two escorting destroyers. Several Allied vessels were sunk in other engagements.

Narvik is the third-largest municipality in Nordland county, Norway, by population. The administrative centre of the municipality is the town of Narvik. Some of the notable villages in the municipality include Ankenesstranda, Ballangen, Beisfjord, Bjerkvik, Bjørnfjell, Elvegård, Kjøpsvik, Skjomen, Håkvik, Hergot, Straumsnes, and Vidrek. The Elvegårdsmoen army camp is located near Bjerkvik.